David began a daily practice in 1998 while at university studying Comparative Religion. After graduating, David made his first trip to Mysore, India in 2002, where he initiated studies with his teacher Sharath Jois. Since then he has returned to Mysore annually to deepen and enrich his practice and teaching.
In 2007, David was Authorized to teach Ashtanga.
David teaches workshops and retreats around the world. He has also released an influential series of instructional videos on Ashtanga called Learn To Float.